keyframe-transition: Documentation fixes
keyframe-transition: Documentation fixes

Update the documentation to use the right symbols

https://bugzilla.gnome.org/show_bug.cgi?id=676032

djdeath/clutter,collects/clutter,djdeath/clutter-android,collects/clutter,kerrickstaley/clutter-vala,jigpu/clutter,Distrotech/clutter,jigpu/clutter,Distrotech/clutter,ebassi/clutter,heysion/clutter-clone,Distrotech/clutter,djdeath/clutter-android,heysion/clutter-clone,djdeath/clutter-android,Distrotech/clutter,djdeath/clutter,Distrotech/clutter,kerrickstaley/clutter-vala,djdeath/clutter,collects/clutter,GNOME/clutter,jigpu/clutter,heysion/clutter-clone,GNOME/clutter,djdeath/clutter,jigpu/clutter,djdeath/clutter,GNOME/clutter,djdeath/clutter-android,GNOME/clutter,jigpu/clutter,ebassi/clutter,kerrickstaley/clutter-vala,ebassi/clutter,collects/clutter,ebassi/clutter,jigpu/clutter,GNOME/clutter,ebassi/clutter,kerrickstaley/clutter-vala,heysion/clutter-clone,djdeath/clutter-android,djdeath/clutter,Distrotech/clutter,collects/clutter,heysion/clutter-clone